Twenty free number puzzles: flip bridges until every island reaches its target sum. Undo, hints and instant browser play without an account. Companion to Sumbriska for iPhone and iPad; the native app has additional content and purchases. By publisher Honest Little Apps.
By Honest Little Apps. Free to play in your browser, no download.
Kinds: puzzle
On these lists: Best free puzzle games, Best free browser games for your phone
Play Sumbriska: Lantern Harbor Bridge Puzzles on its own site
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